True solar time
astronomic time calculator
The current true solar time for location compared to local time:
latitude: 54.990864
longitude: 73.357237
Local time: 02:23:24
True solar time: 01:17:50
Solar / Astronomic Time calculation:
Coordinated Universal Time (UTC) 15:23:24
Local Time 21:23:24
Day of Year 160
Time Equation, value -0.99743151714994
Time Equation, in seconds -60
Difference from Local Time, seconds 3994
Total Difference, seconds 3934
True Time: 01:17:50
This is the calculation of true solar (astronomic) time for location (54.990864, 73.357237).
The Local and Astronomic Time Divergence
The chart shows the divergence between local and astronomic time for the chosen place within a current year period. Maximum divergence of local and solar time this year is on the 12/02/2026 and is equal to 01 hour 21 min 10 sec (4870 seconds). Minimum divergence is on the 30/10/2026 and is equal to 00 hour 50 min 07 sec (3007 seconds).
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